Sony DSR-PD170 Service Manual page 382

Troubleshooting
Symptom
Some tiny white spots
appear on the LCD screen or
in the viewfinder.
Diagonal stripes appear on
the screen.
The click of the shutter does
not sound.
The image is not bright even
if you use the video flash
light.
In the playback mode
Symptom
The tape does not move
when a video control button
is pressed.
The playback button does
not function.
There are horizontal lines on
the picture or the playback
picture is not clear or does
not appear.
No sound or only a low
sound is heard when
playing back a tape.
The title search function
does not work.
Cause and/or Corrective Actions
• When the shutter speed is too low.
• ZEBRA selector is set to 70 or 100.
c Set ZEBRA selector to OFF. (p. 48)
• BEEP is set to OFF in the menu settings.
c Set it to MELODY or NORMAL. (p. 105)
• The ND FILTER selector is set to 1 or 2.
c Set it to OFF. (p. 47)
• The manual adjustment is not suitable for the situations.
(The indicator flashes.)
c Set the AUTO LOCK selector to AUTO LOCK, or cancel
the manual adjustment. (p. 43)
Cause and/or Corrective Actions
• The POWER switch is not set to VCR.
c Set it to VCR. (p. 28)
• The tape has run out.
c Rewind the tape. (p. 31)
• The video head may be dirty.
c Clean the heads using the Sony DVM12CL cleaning
cassette (optional). (p. 157)
• The volume is turned to minimum.
c Turn up the volume. (p. 28)
• AUDIO MIX is set to the CH3/4 side in the menu settings.
c Adjust AUDIO MIX. (p. 105)
• The tape has no cassette memory.
c Use a tape with cassette memory. (p. 67, 142)
• CM SEARCH is set to OFF in the menu settings.
c Set it to ON. (p. 105)
• There is no title in the tape.
c Superimpose the titles. (p. 95)
• The tape has a blank portion in the recorded portion. (p. 67)
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